Prerequisites

Before you use Ribo, set up the environment.

Make sure that you have execute permission on the UNIX script. At the command prompt where the Ribo files are installed, type:
```
chmod +x Ribo
```
Install JRE 1.4.2 or later.
Set the JAVA_HOME and RIBO_HOME environment variables. For example:
```
set RIBO_HOME=c:\jutils-3_0\ribo
```
```
set JAVA_HOME=c:\jdk1.4.2
```